Specifications

Copper Rod Breakdown Machine works in drawing copper rod in diameter 8mm into 1.30~4.5mm wire.
copper wire drawing machine

1. General description

Of the latest design, the machine adopts straight row slip continuous drawing, with capstans submerged in the emulsion, provided with lubrication system and cooling & circulating system.

 

2. Main Technical Data

2.1. Inlet diameter    ø8 mm

2.2. Outlet diameter      ø1.30~ø4.5mm

2.3. Number of drawing pass     13

2.4. Diameter of drawing capstans    ø450mm

2.5. Max delivery speed     25m/sec (Normal running speed at 18~22m/sec, 8~18m/sec. during annealing)

2.6. Annealing mode       by DC current of 5000A and voltage of 65V

2.7. Type of annealer       Horizontal layout

2.8. Speed ratio between drawing capstans      1.279~1.15; for die 1~9, 1.279; for die 12~13, 1.05~1.26

2.9. Bobbin-change speed:     6~12m/sec. (automatic bobbin-change at preset length)

2.10. Size of take-up bobbin       PND500/PND630

2.11. Max. traverse width:          460mm

2.12. Main motor       Z4-315-42, 250kw, DC, 600 rpm

2.13. Motor for final capstan    Z4-200-21, 75kw, DC, 1500 rpm

2.14. Take-up motor (2 No.s)      Z4-132-3, 30kw, 3000rpm

2.15. Total power     about 410kw

2.16. Consumption of compressed air:  6m³/h 0.5MPa

2.17. Volume of cooling oil tank: 20 m³ (to be prepared by user)

2.18. Overall dimension: 23750×5000×4510mm

2.19. Total weight:   43 tons

 

3. Composition

 

1	Cantilever two-position pay-off stand	1 set	5	Pointing & threading unit	1 set
2	Main drawing machine	1 set.	6	Pneumatic dual spooler	1 set
3	Annealer	1 set.	7	Electrical control system	1 set
4	Accumulator & tensioner	1 set	8	Steam generator	1 set

4. Technical data of main components

4.1.Wire drawing machine (straight row and rapid change of dies)

 

1) Die size:   ø42×32mm (National standard)

2) Type of finish die:        Rotary

3) Die threading inching:               3 pedal switches with anti-reverse device

4) Gearbox cooling and lubrication:       gear oil pump GBZ-50 3kw

                                                         50L/min, 2.5MPa

     Heat exchanger:                            tubular cooler GLC4-13, 13m² (horizontal layout)

5) Cooling and lubrication for wire drawing:

 Emulsion pump, ISL80-65-160, 7.5kw, 11.5 L/sec.                                      

 Heat exchanger: GLL5-25/0.63L, 25m² tubular cooler (horizontal layout)

 Filter: SLQ-65, duplex barrels and net type, 0.4~0.6 MPa 

 Water consumption: 1000 L/hr.

 Volume: 20 m³ (To be prepared by user)

4.2. Continuous Annealer

 

1) Input diameter:   ø1.30~ø4.5mm

   2) Max. linear annealing speed:      18m/sec (variable as per different wire size)

   3) Annealing voltage/current:        45~65V/5000A

   4) Capacity of transformer:         450KVA, DC

   5) Elongation after annealing:       33~35% (ø2.57)

   6) Annealing inching switch:        2 No.s (pedal)

   7) Diameter of contact pulley:       ø420

   8) Compressed air consumption:     About 350L/min, pressure: 0.5~0.6MPa

   9) Steam consumption:            About 40L/min, pressure ≥0.05~0.1MPa

  10) Type of steam generator:        9DZL, power: 9kw

pressure0.2Mpa, volume of steam generated: 11kg/h

  11) Cooling emulsion:             0.5~1% Saponified fluid, volume: 650L/min

                                  Pressure: 0.2~0.8Mpa, capacity of cooling tank: 1900L

   12) Cooling pump:                ISG, Q=12.5L/sec, 2900rpm, 7.5kw

  13) Cooler:                      GLL-24/0.63, 24m² tubular cooler (horizontal)

   14) Cooling air blower:            Centrifugal 1 No. Type 9-19, No. 4, 90° left

4.3. Pneumatic Automatic Dual Spooler

 

1) Max. diameter of finish wire      4.5 mm

2) Min. diameter of finish wire      1.30 mm

3) Max. take-up speed             25mm/s (8~20 m/s in annealing)

4) Speed of bobbin-change         6~12m/s (counting at preset length, error rate ≤3)

5) Max. width of traversing         460mm (traversing width to be adjustable)

6) Max. pitch of traversing          6 mm ( traversing pitch to be adjustable)

7) Size of take-up bobbin           PND500 or PND630

8) Power of motor for take-up       22kW×2(DC)

9) Mode of transmission for traverse  AC variable frequency plus screw